i heard the mayor of a fairly large city talk about what he had learned as a mayor. he had been a central government official before and he realized once you got there, a central government officials do not understand a lives of ordinary people. and then he had to watch the proceedings and the process of drafting the local administrative procedure regulation and he came to understand the importance of procedural justice. that was one of the first times in 35 or 40 years of going to china that i heard a chinese talk about procedural justice. the term is in the vocabulary. i think local experimentation may have the least helped in the increment the building of the change of legal culture. >> that is supposed to be one of the virtues of one of the american federal systems. the laboratories of the experiment. one problem with having the population of 1.3 billion, it is a large population. one virtue is that you can divided into provinces and you can have real experiments. try this over here and try that over there. that is a tremendous virtue. i read in your book, you ha